README: Persistent Polarization: The Unexpected Durability of Political Animosity Around US Elections

This repository has the data and code required to reproduce the main results and supplementary materials for the paper. Data for the re-analysis for Kristin Michelitch and Stephen Utych (2018) can be found at https://doi.org/10.7910/DVN/XNHHDO. Data for the Nationscape Analysis can be found at https://www.voterstudygroup.org/data/nationscape. 

The file "master.R" in the top directory can be run by itself.